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-rw-r--r--src/misc/syslog.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/misc/syslog.c b/src/misc/syslog.c
index 1cd61ce4..57f1d75c 100644
--- a/src/misc/syslog.c
+++ b/src/misc/syslog.c
@@ -7,6 +7,7 @@
#include <signal.h>
#include <string.h>
#include <pthread.h>
+#include <errno.h>
#include "libc.h"
#include "atomic.h"
@@ -76,6 +77,7 @@ static void _vsyslog(int priority, const char *message, va_list ap)
time_t now;
struct tm tm;
char buf[256];
+ int errno_save = errno;
int pid;
int l, l2;
@@ -93,6 +95,7 @@ static void _vsyslog(int priority, const char *message, va_list ap)
pid = (log_opt & LOG_PID) ? getpid() : 0;
l = snprintf(buf, sizeof buf, "<%d>%s %s%s%.0d%s: ",
priority, timebuf, log_ident, "["+!pid, pid, "]"+!pid);
+ errno = errno_save;
l2 = vsnprintf(buf+l, sizeof buf - l, message, ap);
if (l2 >= 0) {
if (l2 >= sizeof buf - l) l = sizeof buf - 1;